Home / 7,508.10-11,237.85-5,321.10

Finding the Fourth Proportional to 7,508.10, 11,237.85 and 5,321.10

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Solution

The fourth proportional to 7,508.10, 11,237.85 and 5,321.10 is: 7,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.10 : 11,237.85 = 5,321.10 : x
  2. Step 2: Convert to fraction form
    7,508.10/11,237.85 = 5,321.10/x
  3. Step 3: Cross multiply
    7,508.10x = 11,237.85 × 5,321.10
  4. Step 4: Simplify right side
    7,508.10x = 59,797,723.64
  5. Step 5: Solve for x
    x = 59,797,723.64/7,508.10
  6. Step 6: Final answer
    x = 7,964.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.